--*/\r
\r
#include "SecMain.h"\r
-#pragma warning(disable : 4996)\r
+\r
\r
//\r
// Globals\r
return EFI_SUCCESS;\r
}\r
\r
-#define BYTES_PER_RECORD 512\r
-\r
-/**\r
- Extracts ASSERT() information from a status code structure.\r
-\r
- Converts the status code specified by CodeType, Value, and Data to the ASSERT()\r
- arguments specified by Filename, Description, and LineNumber. If CodeType is \r
- an EFI_ERROR_CODE, and CodeType has a severity of EFI_ERROR_UNRECOVERED, and \r
- Value has an operation mask of EFI_SW_EC_ILLEGAL_SOFTWARE_STATE, extract \r
- Filename, Description, and LineNumber from the optional data area of the \r
- status code buffer specified by Data. The optional data area of Data contains \r
- a Null-terminated ASCII string for the FileName, followed by a Null-terminated \r
- ASCII string for the Description, followed by a 32-bit LineNumber. If the \r
- ASSERT() information could be extracted from Data, then return TRUE. \r
- Otherwise, FALSE is returned. \r
-\r
- If Data is NULL, then ASSERT().\r
- If Filename is NULL, then ASSERT().\r
- If Description is NULL, then ASSERT().\r
- If LineNumber is NULL, then ASSERT().\r
-\r
- @param CodeType The type of status code being converted.\r
- @param Value The status code value being converted.\r
- @param Data Pointer to status code data buffer. \r
- @param Filename Pointer to the source file name that generated the ASSERT().\r
- @param Description Pointer to the description of the ASSERT().\r
- @param LineNumber Pointer to source line number that generated the ASSERT().\r
-\r
- @retval TRUE The status code specified by CodeType, Value, and Data was \r
- converted ASSERT() arguments specified by Filename, Description, \r
- and LineNumber.\r
- @retval FALSE The status code specified by CodeType, Value, and Data could \r
- not be converted to ASSERT() arguments.\r
\r
-**/\r
-STATIC\r
-BOOLEAN\r
-ReportStatusCodeExtractAssertInfo (\r
- IN EFI_STATUS_CODE_TYPE CodeType,\r
- IN EFI_STATUS_CODE_VALUE Value, \r
- IN CONST EFI_STATUS_CODE_DATA *Data, \r
- OUT CHAR8 **Filename,\r
- OUT CHAR8 **Description,\r
- OUT UINT32 *LineNumber\r
- )\r
-{\r
- EFI_DEBUG_ASSERT_DATA *AssertData;\r
-\r
- ASSERT (Data != NULL);\r
- ASSERT (Filename != NULL);\r
- ASSERT (Description != NULL);\r
- ASSERT (LineNumber != NULL);\r
-\r
- if (((CodeType & EFI_STATUS_CODE_TYPE_MASK) == EFI_ERROR_CODE) && \r
- ((CodeType & EFI_STATUS_CODE_SEVERITY_MASK) == EFI_ERROR_UNRECOVERED) &&\r
- ((Value & EFI_STATUS_CODE_OPERATION_MASK) == EFI_SW_EC_ILLEGAL_SOFTWARE_STATE)) {\r
- AssertData = (EFI_DEBUG_ASSERT_DATA *)(Data + 1);\r
- *Filename = (CHAR8 *)(AssertData + 1);\r
- *Description = *Filename + AsciiStrLen (*Filename) + 1;\r
- *LineNumber = AssertData->LineNumber;\r
- return TRUE;\r
- }\r
- return FALSE;\r
-}\r
+#define BYTES_PER_RECORD 512\r
\r
EFI_STATUS\r
EFIAPI\r
SecPeiReportStatusCode (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
IN EFI_STATUS_CODE_TYPE CodeType,\r
IN EFI_STATUS_CODE_VALUE Value,\r
IN UINT32 Instance,\r
- IN EFI_GUID * CallerId,\r
- IN EFI_STATUS_CODE_DATA * Data OPTIONAL\r
+ IN CONST EFI_GUID *CallerId,\r
+ IN CONST EFI_STATUS_CODE_DATA *Data OPTIONAL\r
)\r
/*++\r
\r
// TODO: Data - add argument and description to function comment\r
{\r
CHAR8 *Format;\r
- EFI_DEBUG_INFO *DebugInfo;\r
VA_LIST Marker;\r
CHAR8 PrintBuffer[BYTES_PER_RECORD * 2];\r
CHAR8 *Filename;\r
CHAR8 *Description;\r
UINT32 LineNumber;\r
+ UINT32 ErrorLevel;\r
\r
- if ((CodeType & EFI_STATUS_CODE_TYPE_MASK) == EFI_DEBUG_CODE) {\r
- //\r
- // This supports DEBUG () marcos\r
- // Data format\r
- // EFI_STATUS_CODE_DATA\r
- // EFI_DEBUG_INFO\r
+\r
+ if (Data == NULL) {\r
+ } else if (ReportStatusCodeExtractAssertInfo (CodeType, Value, Data, &Filename, &Description, &LineNumber)) {\r
//\r
- // The first 12 * UINT64 bytes of the string are really an\r
- // arguement stack to support varargs on the Format string.\r
+ // Processes ASSERT ()\r
//\r
- if (Data != NULL) {\r
- DebugInfo = (EFI_DEBUG_INFO *) (Data + 1);\r
- Marker = (VA_LIST) (DebugInfo + 1);\r
- Format = (CHAR8 *) (((UINT64 *) Marker) + 12);\r
-\r
- AsciiVSPrint (PrintBuffer, BYTES_PER_RECORD, Format, Marker);\r
- printf (PrintBuffer);\r
- } else {\r
- printf ("DEBUG <null>\n");\r
- }\r
- }\r
+ printf ("ASSERT %s(%d): %s\n", Filename, LineNumber, Description);\r
\r
- if (((CodeType & EFI_STATUS_CODE_TYPE_MASK) == EFI_ERROR_CODE) &&\r
- ((CodeType & EFI_STATUS_CODE_SEVERITY_MASK) == EFI_ERROR_UNRECOVERED)\r
- ) {\r
- if (Data != NULL && ReportStatusCodeExtractAssertInfo (CodeType, Value, Data, &Filename, &Description, &LineNumber)) {\r
- //\r
- // Support ASSERT () macro\r
- //\r
- printf ("ASSERT %s(%d): %s\n", Filename, LineNumber, Description);\r
- } else {\r
- printf ("ASSERT <null>\n");\r
- }\r
- CpuBreakpoint ();\r
+ } else if (ReportStatusCodeExtractDebugInfo (Data, &ErrorLevel, &Marker, &Format)) {\r
+ //\r
+ // Process DEBUG () macro \r
+ //\r
+ AsciiVSPrint (PrintBuffer, BYTES_PER_RECORD, Format, Marker);\r
+ printf (PrintBuffer);\r
}\r
\r
return EFI_SUCCESS;\r
}\r
\r
+/**\r
+ Transfers control to a function starting with a new stack.\r
+\r
+ Transfers control to the function specified by EntryPoint using the new stack\r
+ specified by NewStack and passing in the parameters specified by Context1 and\r
+ Context2. Context1 and Context2 are optional and may be NULL. The function\r
+ EntryPoint must never return.\r
+\r
+ If EntryPoint is NULL, then ASSERT().\r
+ If NewStack is NULL, then ASSERT().\r
+\r
+ @param EntryPoint A pointer to function to call with the new stack.\r
+ @param Context1 A pointer to the context to pass into the EntryPoint\r
+ function.\r
+ @param Context2 A pointer to the context to pass into the EntryPoint\r
+ function.\r
+ @param NewStack A pointer to the new stack to use for the EntryPoint\r
+ function.\r
+ @param NewBsp A pointer to the new BSP for the EntryPoint on IPF. It's\r
+ Reserved on other architectures.\r
+\r
+**/\r
+VOID\r
+EFIAPI\r
+PeiSwitchStacks (\r
+ IN SWITCH_STACK_ENTRY_POINT EntryPoint,\r
+ IN VOID *Context1, OPTIONAL\r
+ IN VOID *Context2, OPTIONAL\r
+ IN VOID *Context3, OPTIONAL\r
+ IN VOID *NewStack\r
+ )\r
+{\r
+ BASE_LIBRARY_JUMP_BUFFER JumpBuffer;\r
+ \r
+ ASSERT (EntryPoint != NULL);\r
+ ASSERT (NewStack != NULL);\r
+\r
+ //\r
+ // Stack should be aligned with CPU_STACK_ALIGNMENT\r
+ //\r
+ ASSERT (((UINTN)NewStack & (CPU_STACK_ALIGNMENT - 1)) == 0);\r
+\r
+ JumpBuffer.Eip = (UINTN)EntryPoint;\r
+ JumpBuffer.Esp = (UINTN)NewStack - sizeof (VOID*);\r
+ JumpBuffer.Esp -= sizeof (Context1) + sizeof (Context2) + sizeof(Context3);\r
+ ((VOID**)JumpBuffer.Esp)[1] = Context1;\r
+ ((VOID**)JumpBuffer.Esp)[2] = Context2;\r
+ ((VOID**)JumpBuffer.Esp)[3] = Context3;\r
+\r
+ LongJump (&JumpBuffer, (UINTN)-1);\r
+ \r
+\r
+ //\r
+ // InternalSwitchStack () will never return\r
+ //\r
+ ASSERT (FALSE); \r
+}\r
\r
VOID\r
SecLoadFromCore (\r
UINT64 PeiCoreSize;\r
EFI_PHYSICAL_ADDRESS PeiCoreEntryPoint;\r
EFI_PHYSICAL_ADDRESS PeiImageAddress;\r
- EFI_PEI_STARTUP_DESCRIPTOR *PeiStartup;\r
+ EFI_SEC_PEI_HAND_OFF *SecCoreData;\r
\r
//\r
// Compute Top Of Memory for Stack and PEI Core Allocations\r
//\r
// Allocate 128KB for the Stack\r
//\r
- TopOfStack = (VOID *)((UINTN)TopOfMemory - sizeof (EFI_PEI_STARTUP_DESCRIPTOR) - CPU_STACK_ALIGNMENT);\r
+ TopOfStack = (VOID *)((UINTN)TopOfMemory - sizeof (EFI_SEC_PEI_HAND_OFF) - CPU_STACK_ALIGNMENT);\r
TopOfStack = ALIGN_POINTER (TopOfStack, CPU_STACK_ALIGNMENT);\r
TopOfMemory = TopOfMemory - STACK_SIZE;\r
\r
//\r
// Bind this information into the SEC hand-off state\r
//\r
- PeiStartup = (EFI_PEI_STARTUP_DESCRIPTOR *) (UINTN) TopOfStack;\r
- PeiStartup->DispatchTable = (EFI_PEI_PPI_DESCRIPTOR *) &gPrivateDispatchTable;\r
- PeiStartup->SizeOfCacheAsRam = STACK_SIZE;\r
- PeiStartup->BootFirmwareVolume = BootFirmwareVolumeBase;\r
+ SecCoreData = (EFI_SEC_PEI_HAND_OFF*)(UINTN) TopOfStack;\r
+ SecCoreData->DataSize = sizeof(EFI_SEC_PEI_HAND_OFF);\r
+ SecCoreData->BootFirmwareVolumeBase = (VOID*)BootFirmwareVolumeBase;\r
+ SecCoreData->BootFirmwareVolumeSize = FixedPcdGet32(PcdWinNtFirmwareFdSize);\r
+ SecCoreData->TemporaryRamBase = (VOID*)(UINTN)TopOfMemory; \r
+ SecCoreData->TemporaryRamSize = STACK_SIZE;\r
+ SecCoreData->PeiTemporaryRamBase = SecCoreData->TemporaryRamBase;\r
+ SecCoreData->PeiTemporaryRamSize = (UINTN)RShiftU64((UINT64)STACK_SIZE,1);\r
+ SecCoreData->StackBase = (VOID*)((UINTN)SecCoreData->TemporaryRamBase + (UINTN)SecCoreData->TemporaryRamSize);\r
+ SecCoreData->StackSize = (UINTN)RShiftU64((UINT64)STACK_SIZE,1);\r
\r
//\r
// Load the PEI Core from a Firmware Volume\r
if (EFI_ERROR (Status)) {\r
return ;\r
}\r
+ \r
//\r
// Transfer control to the PEI Core\r
//\r
- SwitchStack (\r
+ PeiSwitchStacks (\r
(SWITCH_STACK_ENTRY_POINT) (UINTN) PeiCoreEntryPoint,\r
- PeiStartup,\r
+ SecCoreData,\r
+ (VOID *) (UINTN) ((EFI_PEI_PPI_DESCRIPTOR *) &gPrivateDispatchTable),\r
NULL,\r
TopOfStack\r
);\r
{\r
}\r
\r
-#pragma warning(default : 4996)\r
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